Kalbajar is a city and the capital of the Kalbajar District of Azerbaijan. Located on the Tartar river valley, it is 458 kilometres away from the capital Baku.
The city had a population of 7,246 before its capture by Armenian forces on 2 April 1993, during the First Nagorno-Karabakh War, which resulted in all of the city's Azerbaijani population being expelled, after which the city was again repopulated by ethnic Armenians.The city, alongside the surrounding district, was returned to Azerbaijan on 25 November 2020 per the ceasefire agreement that ended the 2020 Nagorno-Karabakh war.
Wikipedia https://en.wikipedia.org/wiki/Kalbajar
Coordinates 40°6'23.9" N 46°2'18.075" E